#66EF97#66EF97

#66EF97 is a very light, vivid green. Relative luminance 0.668; OKLCH L 85.5% C 0.172 H 152.7°. Best body text is #000000 at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#66EF97
RGB	rgb(102, 239, 151)
HSL	hsl(141, 81%, 67%)
HSV	hsv(141, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 36.8%, 6.3%)
CIE-LAB	lab(85.40, -56.43, 31.64)
CIE-LCH	lch(85.40, 64.70, 150.72°)
OKLab	oklab(85.47% -0.153 0.0791)
OKLCH	oklch(85.47% 0.172 152.7)
XYZ	xyz(41.9287, 66.7882, 39.9540)
Luminance	0.6679 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EF97 #EF66BE

analogous

#7AEF66 #66EF97 #66EFDC

triadic

#66EF97 #9766EF #EF9766

tetradic

#66EF97 #667AEF #EF66BE #EFDC66

square

#66EF97 #667AEF #EF66BE #EFDC66

split-complementary

#66EF97 #DC66EF #EF667A

monochromatic

#15C654 #2FE971 #66EF97 #9DF5BD #D5FBE2

Accessibility & contrast

On white

1.46

#66EF97 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.36

#66EF97 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EF97

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EF97	#FFFFFF	#000000	##000000
##66EF97	1.00	1.46	14.36	14.36
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.36	21.00	1.00	1.00
##000000	14.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFDD91

Deuteranopia (green-blind)

#DDD09D

Tritanopia (blue-blind)

#3CECD9

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #66ef97;
/* rgb */ color: rgb(102, 239, 151);
/* oklch */ color: oklch(85.5% 0.172 152.7);

Tailwind

colors: {
  custom: {
    50: '#9cf5b6',
    500: '#66ef97',
    950: '#000000',
  },
}

SCSS

$custom: #66ef97;
$custom-light: #9cf5b6;
$custom-dark: #000000;

JSON

{
  "hex": "#66ef97",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 151
  },
  "hsl": {
    "h": 141.46,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.85467,
    "c": 0.17219,
    "h": 152.7
  },
  "luminance": 0.66792
}

Semantic roles & 50–950 ramp

primary

#66EF97

secondary

#C33691

accent

#0891DD

background

#FCFFFD

surface

#F6FEF8

border

#D0D6D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #66EF97

Body copy rendered with the generated semantic roles for this colour.

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